113421441966 has 64 divisors (see below), whose sum is σ = 270982914048. Its totient is φ = 30944203488.

The previous prime is 113421441929. The next prime is 113421441997. The reversal of 113421441966 is 669144124311.

113421441966 = 168389² + 168390² + ... + 168392².

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 467031 + ... + 667053.

It is an arithmetic number, because the mean of its divisors is an integer number (4234108032).

Almost surely, 2^113421441966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113421441966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135491457024).

113421441966 is an abundant number, since it is smaller than the sum of its proper divisors (157561472082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113421441966 is a wasteful number, since it uses less digits than its factorization.

113421441966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200645.

The product of its digits is 124416, while the sum is 42.

The spelling of 113421441966 in words is "one hundred thirteen billion, four hundred twenty-one million, four hundred forty-one thousand, nine hundred sixty-six".